hing1 joeng5 lei4 zi2氫氧離子氢氧离子
Jyutpinghing1 joeng5 lei4 zi2
Yalehīng yéungh lèih jí
Definition
hydroxide ion OH-
Tone guide
T1High level
T2High rising
T3Mid level
T4Low falling
T5Low rising
T6Low level
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